<!DOCTYPE HTML>
<title>Testcase, bug 462844</title>
<div style="position: relative">
	<div>
		<div style="height: 100px"></div>
		<div style="background: aqua; height: 20px;"></div>
		<div style="display:block; position: absolute; top: auto; left: 0; background: yellow;">Should be just below aqua block</div>
		<div style="height: 100px"></div>
	</div>
</div>
